Issues

• Blob v2 columns fail to read: 'DuckDB does not support Strings over 4GB' (and internal OOB for inline blobs)

  lance-format/lance-duckdb#276 · Filter by author wangrunji0408 opened on Oct 24, 2026

• Track DuckDB 2.0 compatibility and upstream integration fixes

  lance-format/lance-duckdb#265 · Filter by author Xuanwo opened on Oct 16, 2026
  1

• perf(exec): parallelize exec scan across fragments — design discussion for PR #236

  lance-format/lance-duckdb#244 · Filter by author ringfa11 opened on Aug 21, 2026

• Performance x2: async I/O like for parquet and CSV

  lance-format/lance-duckdb#233 · Filter by author hpvd opened on Jul 31, 2026

• v1.5.4 osx_amd64 lance extension artifact returns 404

  lance-format/lance-duckdb#223 · Filter by author santosh-d3vpl3x opened on Jul 4, 2026
  1

• ATTACH directory namespace on MinIO still fails with BucketNotFound after #208

  lance-format/lance-duckdb#221 · Filter by author wyuxiao729 opened on Jun 30, 2026

• Allow windows_amd64 builds in CI

  lance-format/lance-duckdb#214 · Filter by author j4david opened on May 24, 2026

• Segfault when projecting a column written with lance-encoding:blob field metadata

  lance-format/lance-duckdb#212 · Filter by author prrao87 opened on May 22, 2026

• Read lance tables via lance rest service (Gravitino) via duckdb

  lance-format/lance-duckdb#209 · Filter by author MehulBatra opened on May 16, 2026

• ATTACH (TYPE LANCE) on a dataset with lance.json (pa.json_()) columns fails with "DuckDB does not support Strings over 4GB" on any query that projects the JSON column

  lance-format/lance-duckdb#201 · Filter by author erdinc-aura opened on Apr 29, 2026

• list_contains / array_contains predicate pushdown silently returns 0 rows on Lance dataset

  lance-format/lance-duckdb#194 · Filter by author Nomow opened on Apr 20, 2026

• Lance is now a core extension in DuckDB!

  lance-format/lance-duckdb#180 · Filter by author Xuanwo opened on Mar 25, 2026

• WASM support?

  lance-format/lance-duckdb#178 · Filter by author ggoggam opened on Mar 24, 2026

• ALTER TABLE ... ALTER COLUMN ... SET NOT NULL is not supported

  lance-format/lance-duckdb#115 · Filter by author Xuanwo opened on Dec 29, 2025

• Dataset config and metadata inspection/update.

  lance-format/lance-duckdb#105 · Filter by author Xuanwo opened on Dec 28, 2025

• time travel: read branch/version/tag

  lance-format/lance-duckdb#88 · Filter by author Xuanwo opened on Dec 28, 2025
  2

• Tracking issues for missing features

  lance-format/lance-duckdb#63 · Filter by author Xuanwo opened on Dec 26, 2025

• idea: Integrate with substrait to avoid expr transform

  lance-format/lance-duckdb#41 · Filter by author Xuanwo opened on Dec 24, 2025
  2